Home Solar Battery Comparison
Side-by-side comparison of the top residential solar batteries: Tesla Powerwall, Enphase IQ, LG RESU, and more.
Key Specifications
| Tesla Powerwall 3 | 13.5 kWh, $11,500 |
| Enphase IQ Battery 5P | 5 kWh (modular), $7,000 |
| Franklin WholePower | 13.6 kWh, $12,000 |
| Generac PWRcell | 9-18 kWh, $10,000-$18,000 |
| SolarEdge Home Battery | 9.7 kWh, $9,500 |
| sonnen ecoLinx | 12-20 kWh, $15,000-$30,000 |
Pros
- +Multiple options for different budgets
- +Technology rapidly improving
- +Federal tax credit applies to batteries
- +Prices declining ~10% annually
Cons
- -High upfront cost across all options
- -ROI depends heavily on utility rate structure
- -Technology may improve significantly in coming years
- -Installation adds to total cost
Best For
Homeowners comparing battery options who want to understand the tradeoffs between capacity, cost, and features.
Average Cost
$7,000-$18,000 per unit installed
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